In a separate bowl, whip the egg whites, fold in coffee syrups, pumpkin, vanilla extract and apple juice. Add the egg white mixture to the dry ingredients and stir by hand to combine. Pour into prepared pan and smooth top to flatten. Bake 30 minutes, or until top is dry and edges are lightly golden. Remove from oven and cool in pan 10 minutes, turn out onto cookie rack and cool completely. Cut into 12 equal bars and wrap individually. Stores well in freezer.